Home / 12,340,417.52-18,517,714.14-9,637,154.30

Finding the Fourth Proportional to 12,340,417.52, 18,517,714.14 and 9,637,154.30

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Solution

The fourth proportional to 12,340,417.52, 18,517,714.14 and 9,637,154.30 is: 14,461,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340,417.52 : 18,517,714.14 = 9,637,154.30 : x
  2. Step 2: Convert to fraction form
    12,340,417.52/18,517,714.14 = 9,637,154.30/x
  3. Step 3: Cross multiply
    12,340,417.52x = 18,517,714.14 × 9,637,154.30
  4. Step 4: Simplify right side
    12,340,417.52x = 178,458,068,496,766.09
  5. Step 5: Solve for x
    x = 178,458,068,496,766.09/12,340,417.52
  6. Step 6: Final answer
    x = 14,461,266.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.